CN219958780U - Shaping die for rectangular amorphous transformer magnetic core - Google Patents

Abstract

The utility model relates to the technical field of dies, in particular to a shaping die for a rectangular amorphous transformer magnetic core, which comprises a rectangular magnetic core body, wherein a winding coil which needs to be regularly shaped is wound on the rectangular magnetic core body, and the shaping die also comprises a shaping part, wherein the shaping part comprises a movable pressing plate which can press and collect the winding coil for shaping, and an elastic buckle which can keep the shaping interval consistent is detachably arranged between the winding coils; according to the shaping die for the rectangular amorphous transformer magnetic core, the positions of the magnetic winding coils can be limited through the elastic buckles, uniform intervals can be kept, and the shaping die is convenient for later finishing to obtain a consistent state; the shaping part extrusion that can cooperate to be equipped with draws in winding coil in, makes it can carry out the plastic based on the interval that elasticity buckle prescribes a limit to this plastic mould easily dismantles the installation, can take out after the plastic and dismantle, does not destroy shaping structure, is favorable to obtaining the orderly magnetic core of winding displacement.

Description

Shaping die for rectangular amorphous transformer magnetic core

Technical Field

The utility model relates to the technical field of dies, in particular to a shaping die for a rectangular amorphous transformer magnetic core.

Background

The nanometer amorphous magnetic core is a novel soft magnetic material, and is prepared by people because of the advantages of high magnetic conductivity, high rectangular ratio, low magnetic core loss, good high-temperature stability and the like. The nano amorphous magnetic core is used for replacing the traditional ferrite magnetic core, so that the volume of the switching power supply can be reduced.

The current transformer is provided with the magnetic core, the amorphous magnetic core can obtain a large inductance value only by winding a small number of turns, copper loss can be reduced, wires are saved, and the volume of the common-mode inductance is reduced. The current transformer has various magnetic core structures, including rectangular magnetic core structures; although the amorphous magnetic core only needs few turns, the few turns of winding easily cause irregular winding wires, influence the appearance and later installation and the like; it is therefore necessary to perform a shaping process so that the wound flat wires thereof are orderly. In view of this, we propose a shaping mold for rectangular amorphous transformer cores.

Disclosure of Invention

In order to make up for the defects, the utility model provides a shaping die for a rectangular amorphous transformer magnetic core.

The technical scheme of the utility model is as follows:

the utility model provides a plastic mould of rectangle amorphous transformer magnetic core, includes the rectangle magnetic core body, winding coil that needs regular shape on the rectangle magnetic core body still includes plastic portion, plastic portion is including can extruding to draw in winding coil carries out the removal clamp plate of plastic, just detachably installs the elasticity buckle that can keep the plastic interval unanimous between the winding coil.

Preferably, the elastic buckle comprises a magnetic base and a C-shaped clamping head fixedly connected with the magnetic base, and the C-shaped clamping head is detachably inserted and installed on the rectangular magnetic core body.

Preferably, the C-shaped chuck is made of spring steel materials.

Preferably, the shaping part comprises a fixed seat, baffle plates are arranged at two sides of the fixed seat, and pressing plates are arranged between the baffle plates in a lifting manner at two sides.

Preferably, a plurality of uniformly distributed supporting rods are arranged on the pressing plate, and the elastic buckle is detachably arranged below the supporting rods in a magnetic attraction mode.

Preferably, the fixing seat is provided with a moving groove at the corresponding side of the rectangular magnetic core body, and a threaded rod is rotatably arranged in the moving groove.

Preferably, the surface of the rod body of the threaded rod is provided with an external thread structure, and the directions of threads of the external thread structures on the rod bodies at two ends of the threaded rod are opposite.

Preferably, the movable pressing plates are arranged at two sides of the threaded rod in a threaded manner and can move oppositely along the movable grooves.

Compared with the prior art, the utility model has the beneficial effects that:

according to the shaping die for the rectangular amorphous transformer magnetic core, the positions of the magnetic winding coils can be limited through the elastic buckles, uniform intervals can be kept, and the shaping die is convenient for later finishing to obtain a consistent state; the shaping part extrusion that can cooperate to be equipped with draws in winding coil in, makes it can carry out the plastic based on the interval that elasticity buckle prescribes a limit to this plastic mould easily dismantles the installation, can take out after the plastic and dismantle, does not destroy shaping structure, is favorable to obtaining the orderly magnetic core of winding displacement.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an exploded view of the overall structure of the present utility model;

fig. 3 is a schematic view of the shaping portion of the present utility model.

The meaning of each reference numeral in the figures is:

1. a rectangular magnetic core body; 2. winding a coil; 3. pressing the plate; 4. a shaping part; 41. a fixing seat; 411. a baffle; 412. a moving groove; 42. a threaded rod; 43. a movable pressing plate; 5. an elastic buckle; 51. a magnetic base; 52. c-shaped clamping heads.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-3, the present utility model is described in detail by the following embodiments:

the utility model provides a plastic mould of rectangle amorphous transformer magnetic core, includes rectangle magnetic core body 1, twines on the rectangle magnetic core body 1 and needs winding coil 2 of regular plastic, still includes plastic portion 4, and plastic portion 4 is including can extruding to draw in winding coil 2 and carry out the removal clamp plate 43 of plastic, and detachably installs the elasticity buckle 5 that can keep the plastic interval unanimous between the winding coil 2.

The elastic buckle 5 comprises a magnetic base 51 and a fixedly connected C-shaped clamping head 52, and the C-shaped clamping head 52 is detachably inserted and installed on the rectangular magnetic core body 1.

The C-shaped chuck 52 is made of spring steel, as shown in fig. 1 and 2, the C-shaped chuck 52 made of spring steel can be fastened on the core body of the rectangular magnetic core body 1 from top to bottom, and is used as a reference standard for interval, so that the coils can be separated conveniently when the coils are wound.

The shaping part 4 comprises a fixed seat 41, baffle plates 411 are arranged at two sides of the fixed seat 41, a pressing plate 3 is arranged between the baffle plates 411 at two sides in a lifting manner, a plurality of uniformly distributed supporting rods are arranged on the pressing plate 3, and elastic buckles 5 are detachably arranged below the supporting rods in a magnetic attraction manner; the main function of the pressing plate 3 is to attract and insert the elastic buckle 5 in batches, and the supporting rod which can select the adjustable distance in other embodiments adopts a fixed structure, so that the pressing plate 3 has more stable structural characteristics and has low cost.

The fixing seat 41 is provided with a moving groove 412 at the corresponding side of the rectangular magnetic core body 1, and a threaded rod 42 is rotatably arranged in the moving groove 412. The surface of the rod body of the threaded rod 42 is provided with an external thread structure, and the directions of the external thread structures on the rod bodies at the two ends of the threaded rod 42 are opposite; the movable platen 43 is screw-mounted at both sides of the threaded rod 42 and can be moved in the opposite direction along the movable groove 412. The structure with opposite screw directions can facilitate the movable pressing plates 43 on both sides to maintain the state of synchronous extrusion and folding, and in order to avoid damaging the winding coil 2 in this embodiment, a silica gel protection layer is arranged on the contact surface of the elastic buckle 5 and the winding coil 2.

In the shaping mold for the rectangular amorphous transformer core of the embodiment, as shown in the positional relationship of fig. 1, the shaping part 4 is placed in the rectangular core body 1, then the plurality of elastic buckles 5 are magnetically attracted by the pressing plate 3 and are pressed down along the baffle 411, so that the elastic buckles 5 are pressed on the rectangular core body 1, and then the coil 2 is wound for installation, so that the elastic buckles 5 are separated, and the structure at the moment is not neat; the threaded rod 42 is driven to rotate by the driving motor, the movable pressing plates 43 on two sides are folded inwards based on the principle of a screw rod, the winding coils 2 are contracted, the thickness interval of the elastic buckle 5 is kept, and finally the elastic buckle 5 is pulled away, so that the winding coils 2 on the rectangular magnetic core body 1 after shaping are uniform in distribution distance.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (8)

1. The utility model provides a plastic mould of rectangle amorphous transformer magnetic core, includes rectangle magnetic core body (1), winding coil (2) that the winding needs regular shape on rectangle magnetic core body (1), its characterized in that: still include plastic portion (4), plastic portion (4) are including can squeezing to draw in winding coil (2) carry out removal clamp plate (43) of plastic, just detachably installs between winding coil (2) and can keep the unanimous elasticity buckle (5) of plastic interval.

2. The shaping die for a rectangular amorphous transformer core as recited in claim 1, wherein: the elastic buckle (5) comprises a magnetic base (51) and a C-shaped clamping head (52) which is fixedly connected, and the C-shaped clamping head (52) is detachably inserted and installed on the rectangular magnetic core body (1).

3. The shaping die for a rectangular amorphous transformer core as recited in claim 2, wherein: the C-shaped clamping head (52) is made of spring steel materials.

4. A shaping die for a rectangular amorphous transformer core as recited by claim 3, wherein: the shaping part (4) comprises a fixed seat (41), baffle plates (411) are arranged at two sides of the fixed seat (41), and pressing plates (3) are arranged between the baffle plates (411) in a lifting mode at two sides.

5. The shaping mold for a rectangular amorphous transformer core as recited in claim 4, wherein: a plurality of uniformly distributed supporting rods are arranged on the pressing plate (3), and the elastic buckle (5) is detachably arranged below the supporting rods in a magnetic attraction mode.

6. The shaping mold for a rectangular amorphous transformer core as recited in claim 5, wherein: the fixed seat (41) is located at the corresponding side face of the rectangular magnetic core body (1) and is provided with a moving groove (412), and a threaded rod (42) is rotatably arranged in the moving groove (412).

7. The shaping mold for a rectangular amorphous transformer core as recited in claim 6, wherein: the surface of the rod body of the threaded rod (42) is provided with an external thread structure, and the directions of the external thread structures on the rod bodies at the two ends of the threaded rod (42) are opposite.

8. The shaping mold for a rectangular amorphous transformer core as recited in claim 7, wherein: the movable pressing plates (43) are arranged on two sides of the threaded rod (42) in a threaded mode, and can move oppositely along the movable grooves (412).